Mathematics, 22.07.2019 17:30 ryanez5306
The amount of money college students spend each semester on textbooks is normally distributed with a mean of 195 and a standard deviation of 20. suppose you take a random sample of 100 college students from this population. there would be a 68% chance that the sample mean (x) amount spent on textbooks would be between?
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The parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left
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The amount of money college students spend each semester on textbooks is normally distributed with a...
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